Home / 183,036.24-252,540-125,692.80

Finding the Fourth Proportional to 183,036.24, 252,540 and 125,692.80

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Solution

The fourth proportional to 183,036.24, 252,540 and 125,692.80 is: 173,421.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,036.24 : 252,540 = 125,692.80 : x
  2. Step 2: Convert to fraction form
    183,036.24/252,540 = 125,692.80/x
  3. Step 3: Cross multiply
    183,036.24x = 252,540 × 125,692.80
  4. Step 4: Simplify right side
    183,036.24x = 31,742,459,712
  5. Step 5: Solve for x
    x = 31,742,459,712/183,036.24
  6. Step 6: Final answer
    x = 173,421.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.